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(11)

EP 2 438 282 A1

(12)

(43) Date of publication: 11.04.2012 Bulletin 2012/15 (21) Application number: 10723084.9 (22) Date of filing: 25.05.2010

(51) International Patent Classification (IPC):  F02D 19/08(2006.01) F02D 41/00(2006.01) F02D 19/10(2006.01) (86) International application number: PCT/EP2010/057170 (87) International publication number: WO 2010/139572 (09.12.2010 Gazette 2010/49)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 03.06.2009 IT MI20090968 (71) Applicant: Landi Renzo S.P.A. 42025 Cavriago (RE) (IT)	(72) Inventor: PIZZO, Franco I-42124 Reggio Emilia (RE) (IT) (74) Representative: Ripamonti, Enrico  Giambrocono & C. S.p.A., Via Rosolino Pilo, 19/B 20129 Milano 20129 Milano (IT)